santiagosala916 santiagosala916
  • 03-05-2021
  • Mathematics
contestada

The value of y varies directly with x. If x = 7, then y = -40. What is the value of x when y = 51?

Respuesta :

jaberijason
jaberijason jaberijason
  • 03-05-2021

Introduce a constant,

let it be (k)

Y=KX

-40 = K(7)

K= -5.7

Then,

Y =KX

51= -5.7(X)

X = -8.95~-9

Answer Link

Otras preguntas

Which of the following statements is NOT true? A. ABHES accredits educational institutions that offer medical assistant programs. B. CAAHEP accredits educationa
Proteins are linear chains of amino acids that are specified by codons found on DNA. How many nucleotide bases form one codon? Select one: 3 4 2 1
what is 1.209 • 10^7 in standard form
What is the Roman Empire’s cultural legacy
how can you be able to find an area
How to do this because I do not understand how to do it
Application of fertilizers to aquatic ecosystems stimulates primary production just as it does in agricultural ecosystems. in aquatic ecosystems, the enhanced p
(3) consider a the titration of 1.0 m sulfurous acid (h2so3, ka1 = 1.5e-2, ka2 = 1.0e-7) with 2.0 m naoh. what is the ph at the equivalence point of the titrati
Yesterday I was going to school on the way I heard a cry of a child I looked every where to my surprise I saw in a new baby on garbage bag.... Write a stor
The position of a 55 g oscillating mass is given by x(t)=(2.0cm)cos(10t), where t is in seconds. determine the velocity at t=0.40s. express your answer in meter